the united states and israel have pledged to do what they must to prevent tehran from developing a nuclear weapon. >> continued threats by the uncivilized -- [indiscernible] -- to resort to military action against our great nation is a clear example of this bitter reality. >> reporter: u.s. and israeli leaders chose not to attend mahmoud ahmadinejad's speech here at the u.n. in part because it occurred on rom kippur, one of the holiest days on the jewish calendar. demonstrators protested ahmadinejad's appearance. >> he again does not represent iran at all. >> reporter: iranian americans from across the country joined the protest. >> we send a message that the people of iran stand for democracy, human rights, nonnuclear iran. >> reporter: during his speech, ahmadinejad did not directly address his country's nuclear program, but he did y his nation was committed to peace. cbs news at the united nations. >>> at 4:36, here's a look at some other things making news now. extreme -- [indiscernible] -- is speaking out how he survived a weekend avalanche in the himalayans which killed at least eigh